About Cats [ http://cats.about.com/ ]
Cat health, cat names, cat care, choosing cat food, cat behavior, kitten care, getting a new cat, and all the aspects of living with a cat.

Cat Fanciers [ http://www.fanciers.com/ ]
Articles about and links to cat breeds, cat shows, cat care, animal welfare, and veterinary medicine.

National Geographic - Cats [ http://www.nationalgeographic.com/cats/ ]
Join the Project Cat design team as they hone the blueprints for the perfect predator a mammal that can thrive in almost any habitat on earth.